2026 Property Tax Due Dates
Due Date
December 31
Full payment
Penalty: Up to 25% penalty first yearGrace period: None
Payment Methods
Online, Mail, In-Person
Cass County Treasurer
How to Pay
Online
Pay using credit card or e-check
By Mail
Mail check payable to Cass County Treasurer
In Person
Visit the Treasurer's office
Other Counties in Missouri
About Cass County
Cass County is located in the western part of the U.S. state of Missouri and is part of the Kansas City metropolitan area. As of the 2020 census, the population was 107,824. Its county seat is Harrisonville; however, the county contains a portion of Kansas City, Missouri.
Source: Wikipedia — content available under CC BY-SA 4.0
Related Resources
Get Deadline Reminders
We'll email you 2 weeks before your property taxes are due.
Due dates shown are for reference only. Contact your county treasurer's office to confirm official deadlines before making payments.